mathbobpursely
posted by Emma .
Sorry bobpursely, but may I know what the E stands for in your formula?
What is the Surface area of a glass bead that has the diameter of 11m? Express your answer to the nearest square mm.
radius= .0055m
radius^2= 5.5E3 ^ 2=30.25 E6m
4PIr^2= about 12*30.25E6 m

E means 10^
E2 means 10^2 or 100
e6 means .000001
Respond to this Question
Similar Questions

Math
Using the formula for the surface area of a SPHERE: Use Pi = 3.14 If the diameter of a sphere is 8 feet, find the surface area (round to the nearest square foot) 201 sq ft If a quart of paint covers 75 square feet, how many quarts … 
Algebra 2 URGENT
Solve. Square root of 3x+4=x BobPursely can you please show me the work 
algebra
sooo confusing... 6. (ΒΌ + 7/8)(9/13) A81/13 B17/104 C81/104 D17/29 E17/13 F17/25 7. [6(2+1) 6(1+1)] / [6(42)  22 ] A3/2 B3/4 C3/5 D3 E1/3 F2/3 8. 3(y β 5)  (2y + 1) Ay +14 B5y  4 C5y + 14 D13y E5y 6 Fy β 4 For problems … 
algebra
a1. Simplify 5 + (71)2/6 A11 B41/6 C51/6 D7 E17/6 F23 b2. Simplify (26/2 + 33)/(23) A11/3 B5 C20/3 D8 E6 F131/8 f3. Simplify [7+2(5  9)2]/[(4+1)2  3(22)] A23/2 B18/7 C13 D9/4 E8/41 F3 e4. Simplify 36 β 2x[4(32)] A36  28x … 
math
What is the Surface area of a glass bead that has the diameter of 11m? 
PHYSICS~Bobpursely
Bobpursely can I please receive help from you. My posts are down below. 
Bobpursely
Bobpursely would you mind looking at my physics post. Just provide me with the formulas. 
MATH
Find the diameter of the sphere to the nearest inch given the surface area is 271.6 square inches. I know the formula is v= 4 over 3 pie r square but how do I connect the question to it? 
Math
A spherical balloon with a surface area of 36pi square inches is inflated further until its diameter has increased by 50%. The surface area of the balloon is now? 
Math  Please check!
1. Find the circumference of a circle with a diameter of 11 cm to the nearest hundredth. Measurement formula C = pi x diameter a. 34.54 cm *** b. 17.27 cm c. 5.5 cm d. 33 cm 2. Which of the following is an irrational number?